Where does “pseudoextinction” come from?

pseudoextinction (English) comes from English pseudo, from English pseudo-, from Ancient Greek ψευδής, from Ancient Greek -ής, from Proto-Indo-European -ēs, from Proto-Indo-European -ess, from Proto-Indo-European -os — Creates action nouns or result nouns from verbs;...

pseudoextinction (English): phyletic extinction; the situation where all...

Definitions

  1. phyletic extinction; the situation where all...

Ancestry of “pseudoextinction”, step by step

pseudoextinction traces back through two separate lines of ancestry.

via English pseudo

StepLanguageWordMeaning
1EnglishpseudoAn intellectually pretentious person; a...
2Englishpseudo-False, not genuine, fake
3Ancient Greekψευδήςlying, false, untrue; deceived, beguiled
4Ancient Greek-ήςadjective suffix
5Proto-Indo-European-ēsPrimarily forms adjectival bahuvrīhi compounds
6Proto-Indo-European-ess
7Proto-Indo-European-osCreates action nouns or result nouns from verbs;...

via English extinction

StepLanguageWordMeaning
1EnglishextinctionThe action of making or becoming extinct;...
2LatinextinctioAlternative form of exstinctiō; extinction,...
3Latinextingueresecond-person singular future passive indicative...
4LatinextinguoI quench, extinguish, kill
5LatinstinguoI put out, extinguish
6Proto-Italic*stengʷōto push
Every word from Proto-Indo-European -os
pseudoextinction — Etymology, Origin & Word History | Etymology Explorer